Doctor profile · Federal record

Dr. Alfred Hillwig, PSY.D.

Psychologist (CMS: Clinical Psychologist) · Phoenix, MD

  • NPI 1801944418
  • Accepts Medicare
  • MIPS 85.7 / 100 · 2023
  • 23 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
3313 Paper Mill RD, Suite 7
Phoenix, MD 211311465
(410) 628-1978
fax (410) 667-0915

Credentials & registration

NPPES · NUCC
NPI registered
January 2007 — 19 yrs on file
Profile last updated
July 8, 2007
Year of graduation
2003 — 23 yrs since
Specialty taxonomy
103T00000X — NUCC code
State license (1)
Maryland #MD 04188

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1801944418. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
2,131
Distinct HCPCS
10
Medicare allowed
$197,986
HCPCS Description Services Patients Avg allowed
90791 Psychiatric diagnostic evaluation 558 551 $157
90832 Psychotherapy, 30 minutes 498 246 $69
96132 Evaluation of neuropsychological test, first hour 471 461 $111
96136 Administration of psychological or neuropsychological test, first 30 minutes 471 461 $24
90834 Psychotherapy, 45 minutes 42 23 $92
90832 Psychotherapy, 30 minutes 35 13 $79
96133 Evaluation of neuropsychological test, each additional hour 17 17 $80
90791 Psychiatric diagnostic evaluation 13 13 $183
96132 Evaluation of neuropsychological test, first hour 13 13 $125
96136 Administration of psychological or neuropsychological test, first 30 minutes 13 13 $30

In context: peer comparison

Among 1 peers in Phoenix Psychologist, average services per provider: 213. This provider delivers 10× the peer median.

Frequently asked questions

Auto-generated from federal data
What is Dr. Alfred Hillwig's medical specialty?
Dr. Alfred Hillwig practices Psychologist in Phoenix, MD.
Where does Dr. Alfred Hillwig practice?
Dr. Alfred Hillwig practices at 3313 Paper Mill RD, Phoenix, MD 211311465. Office phone: 4106281978.
What is Dr. Alfred Hillwig's NPI?
Dr. Alfred Hillwig's National Provider Identifier (NPI) is 1801944418, issued by NPPES.
Does Dr. Alfred Hillwig accept Medicare assignment?
Yes. Dr. Alfred Hillwig accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Alfred Hillwig commonly perform?
Top Medicare-reported procedures in 2023: Psychiatric diagnostic evaluation (HCPCS 90791); Psychotherapy (HCPCS 90832); Evaluation of neuropsychological test, first hour (HCPCS 96132). Source: CMS Medicare Physician & Other Practitioners file.